feat: migrate host Hyprland configs to Lua (Hyprland 0.55+)

- m3-kratos/home.nix: use hl.monitor({}), hl.workspace_rule({}),
  hl.window_rule({}) table-based Lua API
- m3-ares/home.nix: same Lua API + tuxedo-backlight via hl.on()
- Update flake.lock: home-manager -> 74f170c6 (2026-05-18)

flake.lock

@@ -448,11 +448,11 @@
         ]
       },
       "locked": {
-        "lastModified": 1778248595,
+        "lastModified": 1779113444,
-        "narHash": "sha256-dhFgEjoeJMYN/7OY6xfxS799YB4IjbbYXTjyGIJyLpc=",
+        "narHash": "sha256-/L61sT1PIKmGWIQpIh0uJGH/ANvcsf6y4alxtb9kelg=",
         "owner": "nix-community",
         "repo": "home-manager",
-        "rev": "fdb2ccba9d5e1238d32e0c4a3ec1a277efa80c1d",
+        "rev": "74f170c62d57f90e656841f1f699e6bdf40f0a24",
         "type": "github"
       },
       "original": {

hosts/m3-ares/home.nix

@@ -36,35 +36,39 @@ with lib; {
       };
     }
 
-    # ── Hyprland monitor layout ──
+    # ── Hyprland monitor layout & host-specific rules ──
     (mkIf config.desktop.wm.hyprland.enable {
       wayland.windowManager.hyprland = {
         enable = true;
         settings = {
-          exec-once = ["tuxedo-backlight"];
+          # Laptop internal + external HDMI
           monitor = [
-            "eDP-1,preferred,0x0,1.25"
+            { output = "eDP-1";     mode = "preferred";       position = "0x0";     scale = 1.25; }
-            "HDMI-A-1,1920x1080@120,2560x0,1"
+            { output = "HDMI-A-1";  mode = "1920x1080@120";   position = "2560x0";  scale = 1; }
           ];
-          workspace = [
+          workspace_rule = [
-            "1, monitor:eDP-1, default:true"
+            { workspace = 1; monitor = "eDP-1";    default = true; }
-            "2, monitor:eDP-1"
+            { workspace = 2; monitor = "eDP-1"; }
-            "3, monitor:eDP-1"
+            { workspace = 3; monitor = "eDP-1"; }
-            "4, monitor:HDMI-A-1"
+            { workspace = 4; monitor = "HDMI-A-1"; }
-            "5, monitor:HDMI-A-1,border:false,rounding:false"
+            { workspace = 5; monitor = "HDMI-A-1"; border = false; rounding = false; }
-            "6, monitor:HDMI-A-1"
+            { workspace = 6; monitor = "HDMI-A-1"; }
           ];
-          windowrule = [
+          window_rule = [
-            "match:class dev.zed.Zed, workspace 1"
+            { match = { class = "dev.zed.Zed" };            workspace = "1"; }
-            "match:class Msty, workspace 1"
+            { match = { class = "Msty" };                    workspace = "1"; }
-            "match:class ^(com.obsproject.Studio)$, workspace 2"
+            { match = { class = "^com.obsproject.Studio$" }; workspace = "2"; }
-            "match:class ^(brave-browser)$, workspace 4, opacity 1.0"
+            { match = { class = "^(brave-browser)$" };      workspace = "4"; opacity = 1.0; }
-            "match:class ^(vivaldi-stable)$, workspace 4, opacity 1.0"
+            { match = { class = "^(vivaldi-stable)$" };     workspace = "4"; opacity = 1.0; }
-            "match:class ^steam_app_\\d+$, fullscreen on"
+            { match = { class = "^steam_app_\\d+$" };       fullscreen = true; workspace = "5"; idle_inhibit = "focus"; }
-            "match:class ^steam_app_\\d+$, workspace 5"
-            "match:class ^steam_app_\\d+$, idle_inhibit focus"
           ];
         };
+        extraConfig = mkAfter ''
+          -- Host startup: TUXEDO backlight
+          hl.on("hyprland.start", function()
+            hl.exec_cmd("tuxedo-backlight")
+          end)
+        '';
       };
     })
   ];

hosts/m3-kratos/home.nix

@@ -36,31 +36,32 @@ with lib; {
       };
     }
 
-    # ── Hyprland monitor layout ──
+    # ── Hyprland monitor layout & host-specific rules ──
     (mkIf config.desktop.wm.hyprland.enable {
       wayland.windowManager.hyprland = {
         enable = true;
         settings = {
+          # Dual monitor: DP-1 left, DP-2 right
           monitor = [
-            "DP-1,2560x1440@144,0x0,1"
+            { output = "DP-1"; mode = "2560x1440@144"; position = "0x0";     scale = 1; }
-            "DP-2,2560x1440@144,2560x0,1"
+            { output = "DP-2"; mode = "2560x1440@144"; position = "2560x0";  scale = 1; }
           ];
-          workspace = [
+          workspace_rule = [
-            "1, monitor:DP-1, default:true"
+            { workspace = 1; monitor = "DP-1"; default = true; }
-            "2, monitor:DP-1"
+            { workspace = 2; monitor = "DP-1"; }
-            "3, monitor:DP-1"
+            { workspace = 3; monitor = "DP-1"; }
-            "4, monitor:DP-2"
+            { workspace = 4; monitor = "DP-2"; }
-            "5, monitor:DP-2"
+            { workspace = 5; monitor = "DP-2"; }
-            "6, monitor:DP-2"
+            { workspace = 6; monitor = "DP-2"; }
-            "7, monitor:DP-2"
+            { workspace = 7; monitor = "DP-2"; }
           ];
-          windowrule = [
+          window_rule = [
-            "match:class dev.zed.Zed, workspace 1"
+            { match = { class = "dev.zed.Zed" };            workspace = "1"; }
-            "match:class Msty, workspace 1"
+            { match = { class = "Msty" };                    workspace = "1"; }
-            "match:class ^(com.obsproject.Studio)$, workspace 2"
+            { match = { class = "^com.obsproject.Studio$" }; workspace = "2"; }
-            "match:class ^(brave-browser)$, workspace 4, opacity 1.0"
+            { match = { class = "^(brave-browser)$" };      workspace = "4"; opacity = 1.0; }
-            "match:class ^(vivaldi-stable)$, workspace 4, opacity 1.0"
+            { match = { class = "^(vivaldi-stable)$" };     workspace = "4"; opacity = 1.0; }
-            "match:class ^steam_app_\\d+$, idle_inhibit focus"
+            { match = { class = "^steam_app_\\d+$" };       idle_inhibit = "focus"; }
           ];
         };
       };